code: def __init__(self):
      super(encode_decode_cat_col, self).__init__()
      self.param = None
      self.column_names = {}
      self.column_names_array = {}
      self.one_hot_encoder = {}
  
file_path: explainx/lib/encode_decode_cat_col.py
imports: from imports import *
  from sklearn.preprocessing import OneHotEncoder
  import numpy
label_desc: Use image node_id 1 to create a new encode_decode_cat_col object  with example: obj = encode_decode_cat_col()